Little Snake River Basin (10)
June 2001

Snow
Nearly all the SNOTEL sites have melted out in this drainage. Only one site has any snow remaining. For more
information see Basin Summary of Snow Courses at beginning of this report.

Precipitation
Precipitation across the basin was below average this past month. May precipitation was 38 percent of average (42
percent of last year) for the 5 reporting stations. May precipitation ranged from 25 to 54 percent of average. The Little
Snake River basin water-year-to-date precipitation is currently 73 percent of average (84 percent of last year). Year-to-
date percentages range from 73 to 90 percent of average.

Streamflow
Yield from the Little Snake River basin is expected to be much below normal this year. Irrigators relying on direct
diversions may experience water shortages this year. Stream yield is based on the 50 percent probability for the April
through July forecast period. The Little Snake River near Slater should yield about 100,000 acre-feet (65 percent of
normal). Little Snake River near Dixon is estimated to yield 210,000 acre-feet (64 percent of normal).